1. 01. English Non Fiction Balloon science / by Kaner, Etta. Publication: Toronto : Kids Can Press, 1989 . 96 p. : 25 cm. Date:1989 Availability: Copies available: (2), Actions:
2. 01. English Non Fiction How to make and use a microlab by Renner, Al G. Publication: New York, Putnam 1971 . 128 p. 24 cm. Date:1971 Availability: Copies available: (1), Actions: